Using quarry found finishes, part carved and abandoned stone columns, revealed cloisters and mosaic floors 15 Clerkenwell Close at first alludes to a local archaeology, but also raises questions on our architectural heritage and its responsibility within a broader culture.

Helical staircases are often designed to be show-stoppers, focal points of architectural spaces that are intended to impress. But even compared to its eye-catching peers, this staircase developed by Webb Yates Engineers and The Stonemasonry Company is unusually audacious